PL3983482T3 - Formowane wtryskowo nakrętki lub zamknięcia i powiązane sposoby - Google Patents

Formowane wtryskowo nakrętki lub zamknięcia i powiązane sposoby

Info

Publication number
PL3983482T3
PL3983482T3 PL20746410.8T PL20746410T PL3983482T3 PL 3983482 T3 PL3983482 T3 PL 3983482T3 PL 20746410 T PL20746410 T PL 20746410T PL 3983482 T3 PL3983482 T3 PL 3983482T3
Authority
PL
Poland
Prior art keywords
closures
methods
injection molded
molded caps
caps
Prior art date
Application number
PL20746410.8T
Other languages
English (en)
Inventor
Keran LU
Yijian Lin
Mridula Kapur
Tian Lan
Stephanie M. Whited
John L. Sugden
Siddharth Ram ATHREYA
Original Assignee
Dow Global Technologies Llc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dow Global Technologies Llc filed Critical Dow Global Technologies Llc
Publication of PL3983482T3 publication Critical patent/PL3983482T3/pl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms
    • C08L23/0815—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms with aliphatic 1-olefins containing one carbon-to-carbon double bond
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D99/00—Subject matter not provided for in other groups of this subclass
    • B29D99/0096—Producing closure members for containers, e.g. closure caps or stoppers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B29K2023/0608—PE, i.e. polyethylene characterised by its density
    • B29K2023/065—HDPE, i.e. high density polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/08—Copolymers of ethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0063—Density
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0086—Fatigue strength
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0088—Molecular weight
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/10—Applications used for bottles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Closures For Containers (AREA)
PL20746410.8T 2019-06-11 2020-05-29 Formowane wtryskowo nakrętki lub zamknięcia i powiązane sposoby PL3983482T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962859892P 2019-06-11 2019-06-11
PCT/US2020/035329 WO2020251785A1 (en) 2019-06-11 2020-05-29 Injection molded caps or closures, and methods thereof

Publications (1)

Publication Number Publication Date
PL3983482T3 true PL3983482T3 (pl) 2025-10-06

Family

ID=71787109

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20746410.8T PL3983482T3 (pl) 2019-06-11 2020-05-29 Formowane wtryskowo nakrętki lub zamknięcia i powiązane sposoby

Country Status (8)

Country Link
US (1) US11975466B2 (pl)
EP (1) EP3983482B1 (pl)
AR (1) AR119038A1 (pl)
CA (1) CA3142353A1 (pl)
CL (1) CL2021003249A1 (pl)
MX (1) MX2021014999A (pl)
PL (1) PL3983482T3 (pl)
WO (1) WO2020251785A1 (pl)

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB965838A (en) 1961-07-14 1964-08-06 Nat Distillers Chem Corp Polyethylene resin
US4302565A (en) 1978-03-31 1981-11-24 Union Carbide Corporation Impregnated polymerization catalyst, process for preparing, and use for ethylene copolymerization
US4482687A (en) 1979-10-26 1984-11-13 Union Carbide Corporation Preparation of low-density ethylene copolymers in fluid bed reactor
US4508842A (en) 1983-03-29 1985-04-02 Union Carbide Corporation Ethylene polymerization using supported vanadium catalyst
EP0350170B2 (en) 1988-06-17 2001-09-12 Mitsui Chemicals, Inc. Process for polymerising olefins and polymerisation catalyst therefor
US5122494A (en) 1991-02-19 1992-06-16 Shell Oil Company Olefin polymerization catalyst
US5290745A (en) 1992-08-10 1994-03-01 Union Carbide Chemicals & Plastics Technology Corporation Process for producing ethylene polymers having reduced hexane extractable content
TW432094B (en) 1997-12-16 2001-05-01 Dow Chemical Co Seals produced from alpha-olefin/vinylidene aromatic and/or hindered aliphatic vinylidene/interpolymer based materials
US6187866B1 (en) 1999-06-04 2001-02-13 Union Carbide Chemicals & Plastics Technology Corporation Staged reactor process
EP1310436A1 (fr) 2001-11-09 2003-05-14 SOLVAY POLYOLEFINS EUROPE - BELGIUM (Société Anonyme) Capsule à visser comprenant une composition à base de polymère de l'éthylène multimodal
TW200504093A (en) 2003-05-12 2005-02-01 Dow Global Technologies Inc Polymer composition and process to manufacture high molecular weight-high density polyethylene and film therefrom
AR053693A1 (es) 2004-03-17 2007-05-16 Dow Global Technologies Inc Composiciones de interpolimero de etileno/alfa-olefina multibloque adecuado para peliculas
US7790826B2 (en) 2004-05-06 2010-09-07 DowGlobal Technologies Inc. Polymer molding compositions
ES2277186T3 (es) 2004-11-03 2007-07-01 Borealis Technology Oy Composicion de polietileno multimodal para tapas moldeadas por inyeccion y dispositivos de cierre.
AR054017A1 (es) 2005-03-17 2007-05-30 Dow Global Technologies Inc Fundas de tapas cierres y juntas de polimeros multi-bloque
SG187414A1 (en) * 2007-12-31 2013-02-28 Dow Global Technologies Inc Ethylene-based polymer compositions, methods of making the same, and articles prepared from the same
CN105001584A (zh) 2008-01-30 2015-10-28 陶氏环球技术有限责任公司 乙烯/α-烯烃嵌段互聚物
CA2629576C (en) * 2008-04-21 2016-01-05 Nova Chemicals Corporation Closures for bottles
EP2354184B1 (en) 2010-01-29 2012-08-22 Borealis AG Polyethylene moulding composition with improved stress crack/stiffness relationship and impact resistance
US9371442B2 (en) 2011-09-19 2016-06-21 Nova Chemicals (International) S.A. Polyethylene compositions and closures made from them
CA2752407C (en) * 2011-09-19 2018-12-04 Nova Chemicals Corporation Polyethylene compositions and closures for bottles
CA2798854C (en) 2012-12-14 2020-02-18 Nova Chemicals Corporation Polyethylene compositions having high dimensional stability and excellent processability for caps and closures
US9783663B2 (en) 2012-12-14 2017-10-10 Nova Chemicals (International) S.A. Polyethylene compositions having high dimensional stability and excellent processability for caps and closures
US9475927B2 (en) 2012-12-14 2016-10-25 Nova Chemicals (International) S.A. Polyethylene compositions having high dimensional stability and excellent processability for caps and closures
RU2682184C2 (ru) 2014-01-06 2019-03-15 Инеос Юроуп Аг Полимерная композиция, предназначенная для изготовления крышек и колпачков
US9758653B2 (en) 2015-08-19 2017-09-12 Nova Chemicals (International) S.A. Polyethylene compositions, process and closures
CA2914166C (en) * 2015-12-08 2022-07-26 Nova Chemicals Corporation High density rotomolding resin
CA2914315C (en) 2015-12-09 2023-04-25 Nova Chemicals Corp. Hot fill process with closures made from high density unimodal polyethylene
CA2914354C (en) 2015-12-10 2022-11-08 Nova Chemicals Corp. Hot fill process with closures made frm bimodal polyethylene compositions
CA2914353C (en) 2015-12-10 2023-01-24 Nova Chemicals Corp. Hot fill process with closures made from high density polyethylene compositions
CA2942493C (en) 2016-09-20 2023-08-01 Nova Chemicals Corporation Nucleated polyethylene blends and their use in molded articles
CA3026098A1 (en) * 2018-12-03 2020-06-03 Nova Chemicals Corporation Narrow polyethylene homopolymer compositions having good barrier properties

Also Published As

Publication number Publication date
US20220176599A1 (en) 2022-06-09
BR112021024887A2 (pt) 2022-01-25
EP3983482A1 (en) 2022-04-20
AR119038A1 (es) 2021-11-17
CA3142353A1 (en) 2020-12-17
EP3983482B1 (en) 2025-08-06
US11975466B2 (en) 2024-05-07
CL2021003249A1 (es) 2022-08-19
WO2020251785A1 (en) 2020-12-17
MX2021014999A (es) 2022-01-24

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